Revmax Telecom Infrastructure Interview Questions and Answers

Q1. Explain about osi layers
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Q2. Tcp vs udp
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Nothing as such very easy aptitude

Q1. Questions related to CS
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Q1. Questions related to CS
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Q1. Questions related to CS
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Q1. What are the data types in python?
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Python data types include integers, floats, strings, lists, tuples, dictionaries, and sets.
• Integers: whole numbers without decimal points, e.g. 5, -3

• Floats: numbers with decimal points, e.g. 3.14, -0.5

• Strings: sequences of characters enclosed in quotes, e.g. 'hello', '123'

• Lists: ordered collections of items, e.g. [1, 'apple', True]

• Tuples: ordered, immutable collections, e.g. (1, 'banana', False)

• Dictionaries: key-value ...read more
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Q2. What is inheritence in python and its types?
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Inheritance in Python allows a class to inherit attributes and methods from another class.
• Types of inheritance in Python include single inheritance, multiple inheritance, and multilevel inheritance.

• Single inheritance: a class inherits from only one base class.

• Multiple inheritance: a class inherits from multiple base classes.

• Multilevel inheritance: a class inherits from a derived class, which in turn inherits from anoth
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Q3. Difference between tuple, list, dictionaries and set.
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Tuple is immutable, list is mutable, dictionaries are key-value pairs, and set is a collection of unique elements.
• Tuple: Immutable, ordered collection of elements. Example: (1, 2, 3)

• List: Mutable, ordered collection of elements. Example: [1, 2, 3]

• Dictionaries: Key-value pairs, unordered. Example: {'key1': 'value1', 'key2': 'value2'}

• Set: Collection of unique elements, unordered. Example: {1, 2, 3}
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Q4. Reverse a string without using slicing. Need to write it on paper.
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Q1. Basic questions about us.
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Q2. Given a string and asked to get the vowels in a string.
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Q1. What is flow mater
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Flow meter is a device used to measure the flow rate of a fluid in a pipe or channel.
• Flow meters can be mechanical, electromagnetic, ultrasonic, or thermal based on the technology used.

• They are commonly used in industries such as water treatment, oil and gas, and pharmaceuticals.

• Flow meters provide accurate measurements of flow rate which is crucial for process control and monitoring.

• Examples of flow meters include tur...read more
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Q2. What is thermocouple
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A thermocouple is a temperature sensor that consists of two different metals joined together at one end.
• Consists of two different metals joined together at one end

• Generates a voltage proportional to the temperature difference between the two ends

• Commonly used in industrial applications for temperature measurement

• Types include K-type, J-type, T-type, etc.
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Q1. Why you want to change your present organisation
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Seeking new challenges and growth opportunities
• Desire for career advancement

• Looking for new challenges and learning experiences

• Seeking a more supportive work environment

• Interested in working with new technologies or industries
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Q2. Are you willing to relocate
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Yes, I am open to relocating for the right opportunity.
• I am open to relocating for the right career advancement.

• I have relocated for previous job opportunities and am willing to do so again.

• I understand the importance of being flexible and adaptable in the workplace.
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Q1. Describe lte call flow
Ans. 
LTE call flow involves multiple steps including connection establishment, data transfer, and connection release.
• UE sends a connection request to the eNodeB

• eNodeB forwards the request to the MME for authentication and authorization

• MME communicates with the HSS for user authentication

• Once authenticated, MME assigns a temporary ID to the UE and establishes a connection with the eNodeB

• Data transfer occurs between the UE an...read more
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Q2. Describe lte mobility procedures
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LTE mobility procedures involve handover, tracking area update, and cell reselection.
• Handover: process of transferring an ongoing call or data session from one cell to another

• Tracking Area Update: updating the location of a mobile device when moving to a new tracking area

• Cell Reselection: process of selecting the best cell when a mobile device moves out of the coverage area of the current cell
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Q1. Introduce yourself.
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I am a Telecom Engineer with a strong background in network design and implementation.
• Experienced in configuring and troubleshooting network equipment

• Skilled in analyzing network performance and implementing solutions

• Proficient in various networking protocols such as TCP/IP and VLANs
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Q2. Tell me About this Company, Why do you want to?
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The company is a leading telecommunications provider known for its innovative solutions and commitment to customer satisfaction.
• The company has a strong reputation in the industry for providing reliable and cutting-edge telecommunications services.

• I admire the company's focus on customer satisfaction and commitment to delivering high-quality solutions.

• The company's track record of innovation and technological advanceme...read more
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Q1. Leetcode easy-medium questions
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